37mm 6V 12V 24V Micro Gearmotor with Encoder Model NFP-GM37-550-EN
$29.50
Unlock your project’s potential with the 37mm 6V 12V 24V Micro Gearmotor with Encoder. Experience durability with built-in cooling and dust protection.
Miniature Reduction Motor with Encoder Datasheet
First, this reduction gear motor has a built-in cooling fan. In addition, the Hall encoder device includes a dust protection cover for extra safety.
| Parameter | Value |
|---|---|
| Model | NFP-GM37-550-EN |
| Shaft Diameter | 6mm |
| Shaft Length | 21mm |
| Rated Voltage | 6V / 12V / 24V DC |
| No-load Speed | 16rpm – 2,650rpm |
| No-load Current | ≤0.045A / ≤0.065A / ≤0.95A / ≤1.1A |
| Rotation | CW / CCW |
| Weight | about 310g |
Model: NFP-GM37-550-EN, 6V DC
For example, below are the specific performance details under 6V DC operation.
| Ratio | PPR | No-load Current | No-load Speed | Rated Current | Rated Speed | Rated Torque | Stall Current | Gearbox Length |
|---|---|---|---|---|---|---|---|---|
| 6.3:1 | 107.71 | ≤0.95A | 1,300rpm | ≤3.5A | 850rpm | 1kg.cm | ≤10A | 19.0mm |
| 10:1 | 170 | ≤0.95A | 820rpm | ≤3.5A | 535rpm | 1.5kg.cm | ≤10A | 19.0mm |
| 18:1 | 306 | ≤0.95A | 435rpm | ≤3.5A | 285rpm | 2.8kg.cm | ≤10A | 21.5mm |
| 30:1 | 510 | ≤0.95A | 275rpm | ≤3.5A | 180rpm | 4.5kg.cm | ≤10A | 21.5mm |
| 50:1 | 850 | ≤0.95A | 165rpm | ≤3.5A | 105rpm | 7.5kg.cm | ≤10A | 24.0mm |
| 90:1 | 1,530 | ≤0.95A | 90rpm | ≤3.5A | 60rpm | 13kg.cm | ≤10A | 24.0mm |
| 150:1 | 2,550 | ≤0.95A | 55rpm | ≤3.5A | 36rpm | 21kg.cm | ≤10A | 26.5mm |
| 270:1 | 4,590 | ≤0.95A | 30rpm | ≤3.5A | 20rpm | ≤35kg.cm | ≤10A | 26.5mm |
| 450:1 | 7,650 | ≤0.95A | 18rpm | ≤2.5A | 16rpm | ≤35kg.cm | ≤10A | 29.0mm |
Note: all reduced no-load speeds have a tolerance of ±15%.
Model: NFP-GM37-550-EN, 12V DC
Next, you can choose two different winding setups for 12V DC power needs.
| Ratio | PPR | No-load Current | No-load Speed | Rated Current | Rated Speed | Rated Torque | Stall Current | Gearbox Length |
|---|---|---|---|---|---|---|---|---|
| 6.3:1 | 107.71 | ≤0.45A | 1,200rpm | ≤3.5A | 840rpm | 2kg.cm | ≤13A | 19.0mm |
| 10:1 | 170 | ≤0.45A | 750rpm | ≤3.5A | 525rpm | 3kg.cm | ≤13A | 19.0mm |
| 18:1 | 306 | ≤0.45A | 415rpm | ≤3.5A | 280rpm | 5.5kg.cm | ≤13A | 21.5mm |
| 30:1 | 510 | ≤0.45A | 250rpm | ≤3.5A | 175rpm | 9kg.cm | ≤13A | 21.5mm |
| 50:1 | 850 | ≤0.45A | 150rpm | ≤3.5A | 105rpm | 15kg.cm | ≤13A | 24.0mm |
| 90:1 | 1,530 | ≤0.45A | 83rpm | ≤3.5A | 58rpm | 27kg.cm | ≤13A | 24.0mm |
| 150:1 | 2,550 | ≤0.45A | 50rpm | ≤3.5A | 35rpm | ≤35kg.cm | ≤13A | 26.5mm |
| 270:1 | 4,590 | ≤0.45A | 27rpm | ≤3.5A | 21rpm | ≤35kg.cm | ≤13A | 26.5mm |
| 450:1 | 7,650 | ≤0.45A | 16rpm | ≤3.5A | 12rpm | ≤35kg.cm | ≤13A | 29.0mm |
Note: all reduced no-load speeds have a tolerance of ±15%.
| Ratio | PPR | No-load Current | No-load Speed | Rated Current | Rated Speed | Rated Torque | Stall Current | Gearbox Length |
|---|---|---|---|---|---|---|---|---|
| 6.3:1 | 107.71 | ≤1.1A | 2,650rpm | ≤6A | 1,700rpm | 2kg.cm | ≤20A | 19.0mm |
| 10:1 | 170 | ≤1.1A | 1,650rpm | ≤6A | 1,100rpm | 3kg.cm | ≤20A | 19.0mm |
| 18:1 | 306 | ≤1.1A | 875rpm | ≤6A | 580rpm | 5.5kg.cm | ≤20A | 21.5mm |
| 30:1 | 510 | ≤1.1A | 550rpm | ≤6A | 360rpm | 9kg.cm | ≤20A | 21.5mm |
| 50:1 | 850 | ≤1.1A | 330rpm | ≤6A | 215rpm | 15kg.cm | ≤20A | 24.0mm |
| 90:1 | 1,530 | ≤1.1A | 180rpm | ≤6A | 120rpm | 27kg.cm | ≤20A | 24.0mm |
| 150:1 | 2,550 | ≤1.1A | 110rpm | ≤6A | 70rpm | ≤35kg.cm | ≤20A | 26.5mm |
| 270:1 | 4,590 | ≤1.1A | 60rpm | ≤4.5A | 50rpm | ≤35kg.cm | ≤20A | 26.5mm |
| 450:1 | 7,650 | ≤1.1A | 36rpm | ≤3.8A | 24rpm | ≤35kg.cm | ≤20A | 29.0mm |
Note: all reduced no-load speeds have a tolerance of ±15%.
Model: NFP-GM37-550-EN, 24V DC
Also, check out the performance details for 24V DC power setups.
| Ratio | PPR | No-load Current | No-load Speed | Rated Current | Rated Speed | Rated Torque | Stall Current | Gearbox Length |
|---|---|---|---|---|---|---|---|---|
| 6.3:1 | 107.71 | ≤0.65A | 2,400rpm | ≤7.5A | 1,680rpm | 4kg.cm | ≤26A | 19.0mm |
| 10:1 | 170 | ≤0.65A | 1,500rpm | ≤7.5A | 1,050rpm | 6kg.cm | ≤26A | 19.0mm |
| 18:1 | 306 | ≤0.65A | 830rpm | ≤7.5A | 560rpm | 11kg.cm | ≤26A | 21.5mm |
| 30:1 | 510 | ≤0.65A | 500rpm | ≤7.5A | 350rpm | 18kg.cm | ≤26A | 21.5mm |
| 50:1 | 850 | ≤0.65A | 300rpm | ≤7.5A | 210rpm | 30kg.cm | ≤26A | 24.0mm |
| 90:1 | 1,530 | ≤0.65A | 165rpm | ≤7.5A | 120rpm | ≤35kg.cm | ≤26A | 24.0mm |
| 150:1 | 2,550 | ≤0.65A | 100rpm | ≤7.5A | 75rpm | ≤35kg.cm | ≤26A | 26.5mm |
| 270:1 | 4,590 | ≤0.65A | 54rpm | ≤7.5A | 45rpm | ≤35kg.cm | ≤26A | 26.5mm |
| 450:1 | 7,650 | ≤0.65A | 32rpm | ≤7.5A | 25rpm | ≤35kg.cm | ≤26A | 29.0mm |
Note: all reduced no-load speeds have a tolerance of ±15%.
Powerful Small Geared Motor Drawing and Uses
First, the motor gearbox mechanism allows the motor to exert more force at lower speeds than a direct-drive motor of the same size. Therefore, engineers can build strong setups in small spaces.
In addition, common uses for this small motor include:
- Robotics and automation machinery
- Automotive mechanisms and drives
- Conveyor belts and linear movement
- Industrial tools and equipment
Electric Gear Box Motor Encoder Wiring Diagram
Furthermore, you can easily connect this motor to standard microcontrollers for precise control.
| Encoder | Parameters |
|---|---|
| Line Speed | Basic Pulse 17PPR x Gear Reduction Ratio |
| Supply Voltage | 3.3V / 5.0V DC |
| Basic Function | Built-in pull-up shaping resistor, directly connected to MCU |
| Interface Type | XH2.54-6PIN (standard connection cable) |
| Output Signal Type | Square Wave AB Phase |
| Response Frequency | 100KHz |
| Basic Pulse Count | 17 PPR |
| Magnetic Ring Trigger Pole Number | 34 Poles (17 Pairs) |
Related Motor Models & Options
If you need higher precision position control, consider the 37mm Micro Stepper Gear Motor for accurate step-based movement.
For applications requiring higher power and larger output torque, the 5882 Worm Gear Motor with Encoder provides a self-locking gearbox design.
For compact spaces where a right-angle drive is needed, check out the 1218 Miniature Worm Gear Motor as an alternative solution.
Keywords: dc motor gearbox high torque, auto gear mini motor works, dc spur gear special motor, micro motor gear, 12v dc motor with reduction gearbox
Sampling quantities for stocked models are available for ordering directly from us online.
Engineering & Manufacturing:
Please contact one of our Sales Engineers for a quotation for production and consultation for customization and integration services.
Payment Method:
Payment methods : Paypal or T/T
Shipping Method:
1.Delivery: DHL door to door 5-7days.
2.Item will be shipped within 1-3 business days after the payment.
3.If you haven’t received the item on the Delivery Time, pls contact us by email if you have any questions. Normally, we will give you a reply within 24hours, if not, pls check the spam of your email box. We will do our best to help you solve the problems.
4.Please make sure your address is matched with the finally shipping address before you pay.
5.In order to ensure you receive your order tax free upon import, we will declare it with a lower value, pls be noted ,thanks!
FAQ - Frequently Asked Questions
Q: If customized, what information should you provide?
A: You need to provide the basic specification of the motor, such as: Dimensions, Sizes Applications, Voltage, Speed and Torque. It's better to offer application prototype drawings to us if possible.
Q: What's your main motors?
A: Diameter 4mm~42mm Dc Micro Motor And Gear Motor, Auto Dc Motor, Electric Motor, Gear Motor, Mini Dc Motor, Brush Dc Motor, Brushless Dc Motor, Spur Gear Motor, Micro Motor, Vibration Motor Etc.
Q: What's the main application of the micro dc motor?
A: Our mini DC motors are widely used in Home Applications, Office Equipment, Health-Care Application, Sanitation Industry, High-Class Toy, Banking System, Electronic and Electrical Tools, Automation Industry, Bank Equipments, Payment Equipments, Vending Machines, Power Door Lock, Electric Door Lock.
Free Shipping Site-wide When You Spend More Than $150
Still Can't Find Ideal Motors?
Get A Quote Within 8 Hours Contact Now! Any question about Micro DC Motor, Spec, Data-Sheet, Quote...
If you want a custom lead wire connection of the water resistant vibration motors. Such as alternate lead wire length & strip lengths, with a connector (e.g. Molex, JST). You can contact us from the footer form, tell us your need. Any problems will be taken seriously and will be answered professionally, so pls do not hesitate to contact us by the footer form.








Thorir Gudmundsson –
The 550 gear motor is as described by the seller and very practical. D-shaped output shaft is made of steel. Was easy to install. Metal gears, super torque; copper coil with forward and reverse rotation. I recommend.